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Finding the Fourth Proportional to 495,802.30, 683,973.80 and 359,537.34

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Solution

The fourth proportional to 495,802.30, 683,973.80 and 359,537.34 is: 495,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,802.30 : 683,973.80 = 359,537.34 : x
  2. Step 2: Convert to fraction form
    495,802.30/683,973.80 = 359,537.34/x
  3. Step 3: Cross multiply
    495,802.30x = 683,973.80 × 359,537.34
  4. Step 4: Simplify right side
    495,802.30x = 245,914,120,681.69
  5. Step 5: Solve for x
    x = 245,914,120,681.69/495,802.30
  6. Step 6: Final answer
    x = 495,992.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.